A:分子中至少有4 个碳原子处于同一直线上
B:分子中至少有10个碳原子处于同一平面上
C:该烃的一氯代物最多有四种
D:该烃是苯的同系物
— He's never advised to achieve a balance between his job and hobbies, ________? — _______. His parents and teachers often offer him advice.
绿色植物对维持生物圈中的碳平衡有重要作用,下面的简图表示了调节机理.据图判断下列叙述中,错误的是( )